syzkaller login: [ 45.627684] ------------[ cut here ]------------ [ 45.628611] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.630664] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/238 [ 45.632173] Modules linked in: [ 45.632821] CPU: 1 UID: 104 PID: 238 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.635120] Tainted: [W]=WARN [ 45.635811] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.637311] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.638260] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 45.641553] RSP: 0018:ffff888017417bc0 EFLAGS: 00010286 [ 45.642561] RAX: 0000000000000000 RBX: ffffed1002e82f78 RCX: ffffffff813a4050 [ 45.643876] RDX: ffff8880184f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.645201] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e82f2f [ 45.646514] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.647833] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017417df8 [ 45.649134] FS: 00007f52c4621900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.650584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.651685] CR2: 00007f52c4b13580 CR3: 000000000bab9000 CR4: 0000000000350ef0 [ 45.652997] Call Trace: [ 45.653513] [ 45.653932] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.654875] ? __create_object+0x59/0x80 [ 45.655684] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.656666] __vmalloc_noprof+0x59/0x60 [ 45.657402] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.658286] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.659262] bpf_prog_alloc+0x39/0x200 [ 45.660018] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.660966] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.661886] do_seccomp+0x349/0x25e0 [ 45.662615] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.663570] ? __pfx_do_seccomp+0x10/0x10 [ 45.664327] ? find_held_lock+0x2b/0x80 [ 45.665109] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.666101] ? static_key_count+0x60/0x80 [ 45.666931] prctl_set_seccomp+0x4e/0x70 [ 45.667705] __do_sys_prctl+0xe6c/0x1d70 [ 45.668458] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.669343] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.670325] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.671310] ? irqentry_exit+0xf3/0x650 [ 45.672086] do_syscall_64+0xbf/0x430 [ 45.672851] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.673820] RIP: 0033:0x7f52c4b135cd [ 45.674535] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 45.677763] RSP: 002b:00007ffd03b563e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.679188] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f52c4b135cd [ 45.680494] RDX: 0000559605ccde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.681806] RBP: 00007ffd03b56440 R08: 0000000000000000 R09: 00007ffd03b55ae0 [ 45.683182] R10: 0000000000000000 R11: 0000000000000246 R12: 000055960ed3f2b0 [ 45.684502] R13: 00007ffd03b56870 R14: 000055960ed41d20 R15: 000055960ed538d0 [ 45.685827] [ 45.686263] irq event stamp: 1813 [ 45.686931] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 45.688244] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 45.689529] softirqs last enabled at (1792): [] handle_softirqs+0x50c/0x770 [ 45.690836] softirqs last disabled at (1787): [] __irq_exit_rcu+0xc4/0x100 [ 45.692111] ---[ end trace 0000000000000000 ]--- [ 49.184236] ------------[ cut here ]------------ [ 49.185203] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.187363] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/246 [ 49.189136] Modules linked in: [ 49.189897] CPU: 1 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.191997] Tainted: [W]=WARN [ 49.192636] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.194201] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.195166] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.198511] RSP: 0018:ffff888017aa7bc0 EFLAGS: 00010286 [ 49.199611] RAX: 0000000000000000 RBX: ffffed1002f54f78 RCX: ffffffff813a4050 [ 49.200968] RDX: ffff888019871bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.202325] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f54f2f [ 49.203687] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.205066] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017aa7df8 [ 49.206431] FS: 00007fc13e444900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.207982] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.209120] CR2: 00007fc13e936580 CR3: 000000000d605000 CR4: 0000000000350ef0 [ 49.210492] Call Trace: [ 49.211003] [ 49.211436] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.212393] ? __create_object+0x59/0x80 [ 49.213237] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.214258] __vmalloc_noprof+0x59/0x60 [ 49.215093] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.216021] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.217015] bpf_prog_alloc+0x39/0x200 [ 49.217818] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.218806] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.219789] do_seccomp+0x349/0x25e0 [ 49.220546] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.221450] ? __pfx_do_seccomp+0x10/0x10 [ 49.222307] ? find_held_lock+0x2b/0x80 [ 49.223131] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.224152] ? static_key_count+0x60/0x80 [ 49.225001] prctl_set_seccomp+0x4e/0x70 [ 49.225811] __do_sys_prctl+0xe6c/0x1d70 [ 49.226601] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.227426] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.228378] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.229338] ? irqentry_exit+0xf3/0x650 [ 49.230089] do_syscall_64+0xbf/0x430 [ 49.230807] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.231763] RIP: 0033:0x7fc13e9365cd [ 49.232418] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.235547] RSP: 002b:00007ffc9699ed60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.236885] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc13e9365cd [ 49.238139] RDX: 000055cc9c46ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.239426] RBP: 00007ffc9699edc0 R08: 0000000000000000 R09: 00007ffc9699e460 [ 49.240580] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cca71aead0 [ 49.241660] R13: 00007ffc9699f1f0 R14: 000055cca71afbc0 R15: 000055cca71c0780 [ 49.242785] [ 49.243166] irq event stamp: 1875 [ 49.243715] hardirqs last enabled at (1885): [] __up_console_sem+0x78/0x80 [ 49.245010] hardirqs last disabled at (1894): [] __up_console_sem+0x5d/0x80 [ 49.246290] softirqs last enabled at (1458): [] handle_softirqs+0x50c/0x770 [ 49.247626] softirqs last disabled at (1449): [] __irq_exit_rcu+0xc4/0x100 [ 49.248919] ---[ end trace 0000000000000000 ]--- [ 50.073047] ------------[ cut here ]------------ [ 50.074011] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.075986] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/253 [ 50.077445] Modules linked in: [ 50.078060] CPU: 0 UID: 104 PID: 253 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.080061] Tainted: [W]=WARN [ 50.080648] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.082110] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.083025] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 50.086143] RSP: 0018:ffff88800f7bfbc0 EFLAGS: 00010286 [ 50.087126] RAX: 0000000000000000 RBX: ffffed1001ef7f78 RCX: ffffffff813a4050 [ 50.088393] RDX: ffff8880168f3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.089662] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ef7f2f [ 50.090933] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.092197] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f7bfdf8 [ 50.093497] FS: 00007fd3b8926900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.094924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.096068] CR2: 00007fd3b8e18580 CR3: 000000000d520000 CR4: 0000000000350ef0 [ 50.097340] Call Trace: [ 50.097834] [ 50.098241] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.099143] ? __create_object+0x59/0x80 [ 50.099913] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.100868] __vmalloc_noprof+0x59/0x60 [ 50.101621] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.102439] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.103377] bpf_prog_alloc+0x39/0x200 [ 50.104096] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.105009] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.105904] do_seccomp+0x349/0x25e0 [ 50.106614] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.107510] ? __pfx_do_seccomp+0x10/0x10 [ 50.108254] ? find_held_lock+0x2b/0x80 [ 50.109006] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.109951] ? static_key_count+0x60/0x80 [ 50.110751] prctl_set_seccomp+0x4e/0x70 [ 50.111526] __do_sys_prctl+0xe6c/0x1d70 [ 50.112267] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.113113] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.114087] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.115061] ? irqentry_exit+0xf3/0x650 [ 50.115808] do_syscall_64+0xbf/0x430 [ 50.116530] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.117426] RIP: 0033:0x7fd3b8e185cd [ 50.118141] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 50.121291] RSP: 002b:00007ffd19978d40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.122640] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd3b8e185cd [ 50.123928] RDX: 0000556702c96e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.125209] RBP: 00007ffd19978da0 R08: 0000000000000000 R09: 00007ffd19978440 [ 50.126487] R10: 0000000000000000 R11: 0000000000000246 R12: 000055673595bad0 [ 50.127764] R13: 00007ffd199791d0 R14: 000055673595cbc0 R15: 000055673596d780 [ 50.129047] [ 50.129503] irq event stamp: 1767 [ 50.130108] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 50.131605] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 50.132838] softirqs last enabled at (1628): [] handle_softirqs+0x50c/0x770 [ 50.134075] softirqs last disabled at (1621): [] __irq_exit_rcu+0xc4/0x100 [ 50.135321] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:38535' (ECDSA) to the list of known hosts. 2025/11/18 08:36:54 fuzzer started 2025/11/18 08:36:54 dialing manager at localhost:34383 2025/11/18 08:36:54 checking machine... 2025/11/18 08:36:54 checking revisions... [ 51.081292] kmemleak: Automatic memory scanning thread ended 2025/11/18 08:36:54 testing simple program... [ 51.187014] cgroup: Unknown subsys name 'net' [ 51.247710] cgroup: Unknown subsys name 'cpuset' [ 51.261200] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 08:36:53 Registers: info registers vcpu 0 RAX=dffffc0000000001 RBX=ffff8880197a7908 RCX=0000000000000001 RDX=ffff8880197a8000 RSI=ffff8880197a78f8 RDI=ffff8880197a7870 RBP=ffff8880197a0000 RSP=ffff8880197a77a0 R8 =0000000000000001 R9 =ffff8880197a78a0 R10=000000000003c9ed R11=000000000000453f R12=ffff8880197a7801 R13=ffff8880197a78a8 R14=ffff8880197a78f8 R15=ffff8880197a7860 RIP=ffffffff8135fbdf RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fc13e444900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc13e9fb618 CR3=000000001fa12000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000233f3 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcd23b89c8 CR3=000000000e20a000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=f3dca52a297078ae8147290be089b637 XMM02=ec2efd57dc4c00df0000000000304740 XMM03=0572e48a4fc8ee1d0000000000304810 XMM04=5daa2abaca16897c00000000000ae988 XMM05=288aea58914ebcaa0000000000321d80 XMM06=ae874397eddf693500000000003211a8 XMM07=e042d86d42eb936e0000000000312698 XMM08=0572e48a4fc8ee1d0000000000304810 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000